Valves for pumps, lubrication system valves, pumps, lubrication system pumping devices, system accessories for lubrication, and lubrication system accessories, namely, series progressive and dual line divider valves, single line parallel injector valves, reversing dual line flow control valves; pressure compensating devices, check valves, pumps with integral lubricant reservoir assemblies, pumps for lubricant containers, box pumps, lubrication system control valves, in line filters and strainers, single spin on filters, duplex filters, reset indicators, spray control valves, lubricant atomizers